MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains a lure for an 'Interjection worksheet for grade 5' but embeds a link to a known malicious redirector. This redirector is likely used to funnel victims to a malicious site or download further malware. The PDF also contains a large number of links to other PDFs hosted on Shopify, suggesting a link farm or SEO poisoning attempt to improve the ranking of the malicious redirector.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.cc/wix?keyword=interjection+worksheet+for+grade+5
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/6097/7048/files/jewidosoku.pdf
- https://cdn.shopify.com/s/files/1/0428/7909/0854/files/python_cryptography_module_1._7.pdf
- https://cdn.shopify.com/s/files/1/0436/6984/8217/files/24058081895.pdf
- https://cdn.shopify.com/s/files/1/0438/4797/5062/files/anatomie_de_l_appareil_digestif_des_ruminants.pdf
- https://cdn.shopify.com/s/files/1/0438/8998/3640/files/antenna_theory_analysis_and_design_fourth_edition.pdf
- https://cdn.shopify.com/s/files/1/0430/3598/4029/files/dilun.pdf
- https://cdn.shopify.com/s/files/1/0431/5276/9192/files/21263095760.pdf
- https://cdn.shopify.com/s/files/1/0431/8799/4792/files/72343461481.pdf
- https://cdn.shopify.com/s/files/1/0434/6055/9013/files/10779337661.pdf
- https://cdn.shopify.com/s/files/1/0437/6428/5592/files/exercices_physique_chimie_atomes_ions.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005cd0.bin0e9d33f97c4acad33a0594b3c26ce2db50a336f1b228c3939b43e87e1491a6c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CD0 | 5544 bytes |
font_01_sfnt_off00006fc6.binf2eae00c0cc0ce349b351ceea8f4e3ac5fa75c58081edf2f16f5e366260b2c04 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FC6 | 10472 bytes |
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